Multi-hole adjustable anti-toppling device used during inclination of wheelchair

The utility model discloses a multi-hole adjustable anti-toppling device during inclination of a wheelchair, a connecting and fixing seat is provided with an outer shell and a metal bracket, the metal bracket is provided with three-way through holes and supporting legs, and limiting strips are arranged on the inner side surfaces of two through holes; the adjusting rod is hollow, a limiting groove is formed in one side face of the adjusting rod, and reinforcing ribs are arranged at the corners of the inner wall of the adjusting rod. The connecting and fixing base is provided with the outer shell and the aluminum alloy support, the wheelchair rear supporting rod is inserted into the through hole of the aluminum alloy support to be fixed, the adjusting rod is inserted into the two through holes of the aluminum alloy support in a penetrating mode, aluminum alloy materials are light and high in rigidity strength, and distortion and deformation are not prone to occurring in the anti-toppling process; the section sh